dlasd0(3) on Linux
The text 4f0f8d551a3b, as Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
a divide and conquer approach, DLASD0 computes the singular value decomposition (SVD) of a real upper bidiagonal N-by-M matrix B with diagonal D and offdiagonal E, where M = N + SQRE